US Bridges

US 160 Ml over N Fk Sand Arroyo

Good

Baca County, Colorado · 22 MI E of JCT SH 109 · Structure no. O-25-AA

Built
2013
12 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
36 ft
4 main spans
Daily traffic
270
2020 count
Owner
State
State Highway Agency

About this bridge

US 160 Ml over N Fk Sand Arroyo is a concrete culvert carrying US 160 Ml over N Fk Sand Arroyo in Baca County, Colorado. It was built in 2013, so it is 12 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 270 vehicles a day, roughly 21% of them trucks, projected to reach 319 by 2040. The structure is 36 ft (11 m) long and 66 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS 160 Ml
CrossesN Fk Sand Arroyo
Location22 MI E of JCT SH 109
RouteU.S. Route 160C
Coordinates37.2792, -102.9651
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.1 US tons
Inventory rating31.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHL 93
Structure length36 ft (11 m)
Longest span8 ft (2.4 m)
Deck width66 ft (20.1 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic270 (2020)
Projected traffic319 by 2040
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 160 Ml over N Fk Sand Arroyo built?

It was built in 2013, making it 12 years old in 2025.

What condition is US 160 Ml over N Fk Sand Arroyo in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does US 160 Ml over N Fk Sand Arroyo carry?

About 270 vehicles per day (2020 count), of which roughly 21% are trucks.

How long is US 160 Ml over N Fk Sand Arroyo?

The structure is 36 ft (11 m) long with a longest span of 8 ft (2.4 m) and a deck 66 ft wide.

Who owns US 160 Ml over N Fk Sand Arroyo?

It is owned by the State Highway Agency.